User profiles for KEI YAMADA
Kei YamadaKyoto Prefectural University of Medicine, Department of Radiology Verified email at koto.kpu-m.ac.jp Cited by 14119 |
Differences in CT perfusion maps generated by different commercial software: quantitative analysis by using identical source data of acute stroke patients
Purpose To examine the variability in the qualitative and quantitative results of computed
tomographic (CT) perfusion imaging generated from identical source data of stroke patients by …
tomographic (CT) perfusion imaging generated from identical source data of stroke patients by …
MR tractography: a review of its clinical applications
K Yamada, K Sakai, K Akazawa, S Yuen… - Magnetic resonance in …, 2009 - jstage.jst.go.jp
Magnetic resonance tractography based on diŠusion-tensor imaging was ˆrst introduced to
the medical imaging community a decade ago. It has been successfully applied to a number …
the medical imaging community a decade ago. It has been successfully applied to a number …
Fiber-tracking does not accurately estimate size of fiber bundle in pathological condition: initial neurosurgical experience using neuronavigation and subcortical white …
The fiber-tracking method enables in vivo visualization of the white matter tracts of the brain
using a diffusion tensor MR imaging technique. While this method represents a promising …
using a diffusion tensor MR imaging technique. While this method represents a promising …
Diffusion tensor imaging and tract-based spatial statistics in obsessive-compulsive disorder
…, J Narumoto, Y Sakai, S Nishida, K Yamada… - Journal of psychiatric …, 2011 - Elsevier
There is increasing evidence of white matter abnormalities in patients with obsessive-compulsive
disorder (OCD). The results of previous diffusion tensor imaging (DTI) studies, however…
disorder (OCD). The results of previous diffusion tensor imaging (DTI) studies, however…
Variability in Absolute Apparent Diffusion Coefficient Values across Different Platforms May Be Substantial: A Multivendor, Multi-institutional Comparison Study1
M Sasaki, K Yamada, Y Watanabe, M Matsui, M Ida… - Radiology, 2008 - pubs.rsna.org
Purpose: To determine whether and to what degree absolute apparent diffusion coefficient (ADC)
values vary between different imagers, vendors, field strengths, and intraimager …
values vary between different imagers, vendors, field strengths, and intraimager …
Multicenter voxel-based morphometry mega-analysis of structural brain scans in obsessive-compulsive disorder
…, Y Sakai, NY Shin, K Yamada… - American journal of …, 2014 - Am Psychiatric Assoc
Objective Results from structural neuroimaging studies of obsessive-compulsive disorder (OCD)
have been only partially consistent. The authors sought to assess regional gray and …
have been only partially consistent. The authors sought to assess regional gray and …
Diffusion anisotropy measurement of brain white matter is affected by voxel size: underestimation occurs in areas with crossing fibers
H Oouchi, K Yamada, K Sakai, O Kizu… - American Journal …, 2007 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Voxel size/shape of diffusion tensor imaging (DTI) may
directly affect the measurement of fractional anisotropy (FA) in regions where there are …
directly affect the measurement of fractional anisotropy (FA) in regions where there are …
Comparison of diameter and perimeter methods for tumor volume calculation
…, BR Buchbinder, G Barest, K Yamada… - Journal of Clinical …, 2001 - ascopubs.org
PURPOSE: Lesion volume is often used as an end point in clinical trials of oncology therapy.
We sought to compare the common method of using orthogonal diameters to estimate …
We sought to compare the common method of using orthogonal diameters to estimate …
Pitfalls of FDG-PET for the diagnosis of osteoblastic bone metastases in patients with breast cancer
Purpose The purpose of this study was to investigate the pitfalls of using 2-[ 18 F]-fluoro-2-deoxy-D-glucose
positron emission tomography (FDG-PET) for the evaluation of osteoblastic …
positron emission tomography (FDG-PET) for the evaluation of osteoblastic …
Vertical gradients in regional lung density and perfusion in the supine human lung: the Slinky effect
…, AC Henderson, DL Levin, K Yamada… - Journal of applied …, 2007 - journals.physiology.org
In vivo radioactive tracer and microsphere studies have differing conclusions as to the magnitude
of the gravitational effect on the distribution of pulmonary blood flow. We hypothesized …
of the gravitational effect on the distribution of pulmonary blood flow. We hypothesized …